ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song	Artist	Play	Shred	Length	Album	Year	Tuning	Uploader	Updated	Delete
Quark	Outrun the Sunlight			4:55	The Return of Inertia Vocal Re-Issue	2012	B Drop A	mute	1970-01-01
Reach Out	Red Hot Chili Peppers			4:14	Return of the Dream Canteen	2022	Drop D	mute	1970-01-01
Return Of The Mack	Mark Morrison	Bass2		3:51	Return Of The Mack	1996	Custom Tuning	mute	1970-01-01
Return to Metalopolis	Chris Poland			3:09	Return to Metalopolis	1990	E Standard	mute	1970-01-01
Returns	Poppin'Party			5:27	Dreamers Go!/Returns	2019	E Standard	mute	1970-01-01
Rose Quartz	Toro Y Moi			4:17	Anything in Return	2013	E Standard	mute	1970-01-01
Row of Crows	Chris Poland			3:32	Return to Metalopolis	1990	E Standard	mute	1970-01-01
Savior Of Souls - Battle Theme	Naoshi Mizuta			4:46	Lightning Returns Final Fantasy XIII Soundtrack.	2013	E Standard	mute	1970-01-01
Scam	Jamiroquai			7:05	The Return of the Space Cowboy	1994	E Standard	mute	1970-01-01
Skaville UK	Bad Manners			2:39	Return Of The Ugly	1989	E Standard	mute	1970-01-01
Sleazy Bed Track	The Bluetones			4:32	Return To The Last Chance Saloon	1998	E Standard	mute	1970-01-01
Solomon Bites the Worm	The Bluetones			3:15	Return To The Last Chance Saloon	1998	E Standard	mute	1970-01-01
Sparks of the Tempest	Kansas			4:18	Point of Know Return	1977	E Standard	mute	1970-01-01
Swamphell	Kalmah			4:55	They Will Return	2002	Eb Standard	mute	1970-01-01
The Basement Song	The Bluetones			5:18	Return To The Last Chance Saloon	1998	E Standard	mute	1970-01-01